-96.75% is the change from 462 to 15
Calculation steps:
[( 15 - 462 ) ÷ 462] x 100 = -96.75%
Formula
Percentage change = [(15 - 462) / 462] x 100
Subtract the new number by the original number
15 - 462 = -447
-447 ÷ 462 = -0.9675324675324676
-0.9675324675324676 x 100 = -96.75%